! Started logfile: 0955+476_X.log on Mon Sep 3 15:55:37 2007 observe 0955+476_X.edt ! Reading UV FITS file: 0955+476_X.edt ! AN table 1: 13 integrations on 171 of 171 possible baselines. ! AN table 2: 22 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.404511 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0955+476 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2124 lines of history. ! ! Reading 9684 visibilities. ![@gonzo7-0.1 0955+476_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 7.0 float win_mult win_mult = 1.8 float solint solint = 3.6/6.0 logical doflt doflt = true logical doamp float new_peak float flux_cutoff mapsize field_size,field_cell ! Map grid = 1024x1024 pixels with 0.100x0.100 milli-arcsec cellsize. select ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 304 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 161 telescope corrections were flagged in sub-array 1. ! A total of 306 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.575651Jy sigma=0.008980 ! Fit after self-cal, rms=0.576579Jy sigma=0.008996 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvweight 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6349 mas, bmaj=0.8524 mas, bpa=-40.75 degrees ! Estimated noise=1364.15 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.17712 Jy ! Total flux subtracted in 50 components = 1.17712 Jy ! Clean residual min=-0.055247 max=0.328293 Jy/beam ! Clean residual mean=-0.000549 rms=0.018840 Jy/beam ! Combined flux in latest and established models = 1.17712 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1.17712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419885Jy sigma=0.006658 ! Fit after self-cal, rms=0.419885Jy sigma=0.006658 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.263157 Jy ! Total flux subtracted in 50 components = 0.263157 Jy ! Clean residual min=-0.029765 max=0.092616 Jy/beam ! Clean residual mean=-0.000341 rms=0.009975 Jy/beam ! Combined flux in latest and established models = 1.44028 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.44028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241717Jy sigma=0.003741 ! Fit after self-cal, rms=0.241715Jy sigma=0.003741 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106997 Jy ! Total flux subtracted in 50 components = 0.106997 Jy ! Clean residual min=-0.024250 max=0.054694 Jy/beam ! Clean residual mean=-0.000256 rms=0.007845 Jy/beam ! Combined flux in latest and established models = 1.54728 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 1.54728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197493Jy sigma=0.002922 ! Fit after self-cal, rms=0.197494Jy sigma=0.002921 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Uniform Weighting CLEAN ***" ! *** Finished Uniform Weighting CLEAN *** print "****************************************" ! **************************************** uvweight 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7343 mas, bmaj=0.9484 mas, bpa=-29.14 degrees ! Estimated noise=910.381 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0946258 Jy ! Component: 100 - total flux cleaned = 0.145165 Jy ! Total flux subtracted in 100 components = 0.145165 Jy ! Clean residual min=-0.023364 max=0.038805 Jy/beam ! Clean residual mean=-0.000114 rms=0.006496 Jy/beam ! Combined flux in latest and established models = 1.69244 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 1.69244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161560Jy sigma=0.002187 ! Fit after self-cal, rms=0.161535Jy sigma=0.002186 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 GC 1.00* GG 1.00* ! HN 1.13 KP 0.94 LA 0.97 MA 1.00* ! MK 1.01 NL 1.10 NY 0.99 ON 1.00* ! OV 0.97 PT 0.98 SC 0.97 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.97 GC 1.13 GG 1.00* ! HN 0.96 KP 0.93 LA 0.96 MA 1.60 ! MK 0.99 NL 1.08 NY 0.97 ON 1.03 ! OV 0.96 PT 0.95 SC 0.98 TC 1.00* ! TS 1.00* WF 1.09 WZ 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 GC 1.00* GG 1.00* ! HN 1.16 KP 0.90 LA 0.96 MA 1.00* ! MK 1.02 NL 1.06 NY 1.00 ON 1.00* ! OV 0.96 PT 1.02 SC 0.92 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GC 1.15 GG 1.00* ! HN 0.97 KP 0.89 LA 0.96 MA 1.49 ! MK 1.00 NL 1.05 NY 0.95 ON 1.02 ! OV 0.96 PT 1.00 SC 0.94 TC 1.00* ! TS 1.00* WF 1.12 WZ 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 GC 1.00* GG 1.00* ! HN 1.15 KP 0.84 LA 0.96 MA 1.00* ! MK 1.04 NL 1.05 NY 1.04 ON 1.00* ! OV 1.00 PT 1.04 SC 0.97 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 GC 1.18 GG 1.00* ! HN 0.97 KP 0.84 LA 0.98 MA 1.00* ! MK 1.02 NL 1.03 NY 1.02 ON 1.24 ! OV 1.00 PT 1.03 SC 0.98 TC 1.00* ! TS 1.00* WF 1.27 WZ 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 1.00* GG 1.00* ! HN 1.20 KP 0.90 LA 0.95 MA 1.00* ! MK 1.07 NL 1.06 NY 1.07 ON 1.00* ! OV 0.99 PT 1.05 SC 1.00 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 GC 1.20 GG 1.00* ! HN 0.99 KP 0.89 LA 0.96 MA 1.00* ! MK 1.05 NL 1.03 NY 1.08 ON 1.26 ! OV 0.98 PT 1.04 SC 1.03 TC 1.00* ! TS 1.00* WF 1.28 WZ 0.96 ! ! ! Fit before self-cal, rms=0.161535Jy sigma=0.002186 ! Fit after self-cal, rms=0.085111Jy sigma=0.001102 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.744 mas, bmaj=0.9572 mas, bpa=-29.39 degrees ! Estimated noise=904.811 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.06427e-05 Jy ! Component: 100 - total flux cleaned = 0.000508499 Jy ! Total flux subtracted in 100 components = 0.000508499 Jy ! Clean residual min=-0.005582 max=0.006518 Jy/beam ! Clean residual mean=-0.000010 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.69295 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 1.69295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084823Jy sigma=0.001098 ! Fit after self-cal, rms=0.084829Jy sigma=0.001098 ! Inverting map dynam = dynam - 1.0 doamp = true solint = solint * (6.0/3.6) flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000400933 Jy ! Component: 100 - total flux cleaned = -0.000400504 Jy ! Total flux subtracted in 100 components = -0.000400504 Jy ! Clean residual min=-0.005618 max=0.006306 Jy/beam ! Clean residual mean=-0.000010 rms=0.001307 Jy/beam ! Combined flux in latest and established models = 1.69255 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 1.69255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084736Jy sigma=0.001097 ! Fit after self-cal, rms=0.083485Jy sigma=0.001078 ! Inverting map and beam ! Estimated beam: bmin=0.7433 mas, bmaj=0.9577 mas, bpa=-29.53 degrees ! Estimated noise=905.243 mJy/beam. doamp = false solint = solint / (6.0/3.6) flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.1, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262824 Jy ! Component: 100 - total flux cleaned = 0.00231597 Jy ! Total flux subtracted in 100 components = 0.00231597 Jy ! Clean residual min=-0.005336 max=0.005367 Jy/beam ! Clean residual mean=-0.000006 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 1.69487 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 52 components and 1.69487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083047Jy sigma=0.001072 ! Fit after self-cal, rms=0.083027Jy sigma=0.001072 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0955+476_X ! Writing UV FITS file: 0955+476_X.uvf ! Writing 52 model components to file: 0955+476_X.mod ! wwins: Wrote 2 windows to 0955+476_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7433 x 0.9577 at -29.53 degrees (North through East) ! Clean map min=-0.0048639 max=1.5297 Jy/beam ! Writing clean map to FITS file: 0955+476_X.fits ! Writing difmap environment to: 0955+476_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0955+476_X] device 0955+476_Xuv.ps/vps,1,2 ! Attempting to open device: '0955+476_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0955+476_Xim.ps/vps ! Attempting to open device: '0955+476_Xim.ps/vps' uvweight 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. loglevs -1,2048,2 ! The new contour levels are: ! -1 1 2 4 8 16 32 64 128 256 512 1024 2048 cmul = imstat(rms)*3 ! Inverting map and beam ! Estimated beam: bmin=0.7433 mas, bmaj=0.9577 mas, bpa=-29.53 degrees ! Estimated noise=905.243 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7433 x 0.9577 at -29.53 degrees (North through East) ! Clean map min=-0.0048639 max=1.5297 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 0955+476_X.log closed on Mon Sep 3 15:55:42 2007